20128532 is an even 8-digits composite number following 20128531
and preceding 20128533 . In scientific notation, it is written as 2.0128532 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 6 positive divisors.
There are 10064264 positive integers (up to 20128532) that are relatively prime to 20128532.
20128532 has 6 divisors, whose sum is 35224938
The reverse of 20128532 is 23582102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-eight thousand five hundred thirty-two
Scientific notation
2.0128532 × 10^7
Engineering notation
2.0128532 × 10^6
Prime Factorization
2 × 2 × 5032133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10064266
Product of the distinct prime numbers
The prime factorization of 20128532 is 2 × 2 × 5032133.
Since it has a total of 3 prime factors.
7 , 9 , 67 , 97 , 650 , 520 , 4997 , 9974 , 65310 , 87208 , 984358 , 933221 , 76320 , 1679950 , 50261711 , 81874351 , 206954404 , 930815594 , 3979835687 , 7497085467
n×2
40257064
n×3
60385596
n×4
80514128
n×5
100642660
n÷2
10064266
n÷3
6709510.6666667
n÷3
5032133
n÷5
4025706.4
n2
405157800475024
n3
8.1552317519111E+21
n4
1.6415284328576E+29
n5
3.3041557589684E+36
2 √n
4486.4832552903
3 √n
272.02200297784
4 √n
66.98121568985
5 √n
28.890989768622
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20128531
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20128532 can be divided by 6 positive divisors.
The sum of these divisors (counting 20128532) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110010001100010100
3
Ternary
1101212122011012
4
Quaternary
1030302030110
5
Quinary
20123103112
6
Senary
1555231352
8
Octal
114621424
10
Decimal
20128532
12
Duodecimal
68a8558
16
Hexadecimal
1332314
20
Vigesimal
65g16c
36
Base36
bzf9w
md5
4f90812e9b1916a91868569fe8a08a21
sha1
ded09406a47e345011eaf4dcfd31fe7ec221990a
sha256
c7b4f0d9a4aad532ad88da7a43b7bc9b5aac12792d1a3d86c44a97aa01ef89c2
sha512
6a255f5a1fab263b479a84e0742b8ff88612ae670a772bbe26c351c114e26821780d57c6e9ac1418afa8944d8f1dbe5f763b373551b8637c7652d07bd5a0d1c3
ripemd-160
f8ce29ac268ebabe053aedb6b00250534733de48
Diameter
40257064
Circumference
126471296.51749
Area
1.2728407695169E+15
Volume
3.4160554880168E+22
Surface area
5.0913630780677E+15
Circumference
126471296.51749
Perimeter
80514128
Area
405157800475024
Diagonal
28466042.945061
Surface area
2430946802850144
Volume
8.1552317519111E+21
Space diagonal
34863640.105776
Perimeter
60385596
Area
1.754384738764E+14
Altitude
17431820.052888
Surface area
1.754384738764E+14
Volume
9.6110327898737E+20
Height
9488680.9816869